Scripts/Vashjir: Implement Sea Legs aura (#31899)

sql/updates/world/master/2026_07_19_00_world.sql

@@ -0,0 +1,23 @@
+-- SpellScriptName
+DELETE FROM `spell_script_names` WHERE `spell_id` = 76377;
+INSERT INTO `spell_script_names` (`spell_id`, `ScriptName`) VALUES
+(76377, 'spell_vashjir_sea_legs_aura');
+
+-- Sea Legs
+UPDATE `gameobject_template` SET `RequiredLevel`=30, `VerifiedBuild`=68453 WHERE `entry`=205989; -- Saltwater Star
+UPDATE `gameobject_template` SET `RequiredLevel`=30, `VerifiedBuild`=68453 WHERE `entry`=202560; -- Conch Shell
+
+UPDATE `quest_details` SET `Emote2`=5, `VerifiedBuild`=68453 WHERE `ID`=25281; -- Pay It Forward
+UPDATE `quest_details` SET `Emote2`=396, `VerifiedBuild`=68453 WHERE `ID`=24432; -- Sea Legs
+
+-- SpellArea
+DELETE FROM `spell_area` WHERE `spell` = 76377;
+INSERT INTO `spell_area` (`spell`, `area`, `quest_start`, `quest_end`, `aura_spell`, `racemask`, `gender`, `flags`, `quest_start_status`, `quest_end_status`) VALUES
+(76377, 5146, 24432, 0, 0, 0, 2, 3, 64, 11), -- (Cast) SpellID: 76377 (Sea Legs) (A)
+(76377, 5145, 24432, 0, 0, 0, 2, 3, 64, 11), -- (Cast) SpellID: 76377 (Sea Legs) (A)
+(76377, 4815, 24432, 0, 0, 0, 2, 3, 64, 11), -- (Cast) SpellID: 76377 (Sea Legs) (A)
+(76377, 5144, 24432, 0, 0, 0, 2, 3, 64, 11), -- (Cast) SpellID: 76377 (Sea Legs) (A)
+(76377, 5146, 25929, 0, 0, 0, 2, 3, 64, 11), -- (Cast) SpellID: 76377 (Sea Legs) (H)
+(76377, 5145, 25929, 0, 0, 0, 2, 3, 64, 11), -- (Cast) SpellID: 76377 (Sea Legs) (H)
+(76377, 4815, 25929, 0, 0, 0, 2, 3, 64, 11), -- (Cast) SpellID: 76377 (Sea Legs) (H)
+(76377, 5144, 25929, 0, 0, 0, 2, 3, 64, 11); -- (Cast) SpellID: 76377 (Sea Legs) (H)

src/server/scripts/EasternKingdoms/Vashjir/zone_vashjir.cpp

@@ -0,0 +1,73 @@
+/*
+ * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "ScriptMgr.h"
+#include "SpellAuraEffects.h"
+#include "SpellScript.h"
+#include "Unit.h"
+
+namespace Scripts::EasternKingdoms::Vashjir
+{
+namespace Spells
+{
+    static constexpr uint32 SeaLegsAura = 73701;
+}
+
+// 76377 - Sea Legs
+class spell_vashjir_sea_legs_aura : public AuraScript
+{
+    bool Validate(SpellInfo const* /*spellInfo*/) override
+    {
+        return ValidateSpellInfo({ Spells::SeaLegsAura });
+    }
+
+    void CalcPeriodic(AuraEffect const* /*aurEff*/, bool& isPeriodic, int32& amplitude) const
+    {
+        isPeriodic = true;
+        amplitude = 500;
+    }
+
+    void OnUpdate(AuraEffect* /*aurEff*/)
+    {
+        Unit* target = GetTarget();
+        if (target->IsInWater())
+            target->CastSpell(target, Spells::SeaLegsAura, TRIGGERED_IGNORE_CAST_IN_PROGRESS);
+        else
+            target->RemoveAura(Spells::SeaLegsAura);
+    }
+
+    void OnRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
+    {
+        GetTarget()->RemoveAura(Spells::SeaLegsAura);
+    }
+
+    void Register() override
+    {
+        DoEffectCalcPeriodic += AuraEffectCalcPeriodicFn(spell_vashjir_sea_legs_aura::CalcPeriodic, EFFECT_0, SPELL_AURA_DUMMY);
+        OnEffectUpdatePeriodic += AuraEffectUpdatePeriodicFn(spell_vashjir_sea_legs_aura::OnUpdate, EFFECT_0, SPELL_AURA_DUMMY);
+        AfterEffectRemove += AuraEffectRemoveFn(spell_vashjir_sea_legs_aura::OnRemove, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
+    }
+};
+}
+
+void AddSC_vashjir()
+{
+    using namespace Scripts::EasternKingdoms::Vashjir;
+
+    // Spells
+    RegisterSpellScript(spell_vashjir_sea_legs_aura);
+}

src/server/scripts/EasternKingdoms/eastern_kingdoms_script_loader.cpp

@@ -215,6 +215,9 @@ void AddSC_boss_the_curator_rtk();
 void AddSC_boss_mana_devourer();
 void AddSC_boss_shade_of_medivh();
 
+// Vashjir
+void AddSC_vashjir();
+
 // The name of this function should match:
 // void Add${NameOfDirectory}Scripts()
 void AddEasternKingdomsScripts()
@@ -417,4 +420,7 @@ void AddEasternKingdomsScripts()
     AddSC_boss_the_curator_rtk();
     AddSC_boss_mana_devourer();
     AddSC_boss_shade_of_medivh();
+
+    // Vashjir
+    AddSC_vashjir();
 }